本人现有NAIT ESL LEVEL3 的 全套教科书。2 U, _0 Y* O Z
CONTEMPORARY TOPICS29 U, l0 Q4 H* P8 |+ I/ u
INTRODUCTION TO ACADEMIC WRITING , V D" d! Y& |FOCUS ON GRAMMAR 4 1 P! o r4 A( N0 l* gMORE READING POWER* G, L x' d: [! B5 K. }' V( m
VOCABULARY POWER2. s' U1 |# s1 w0 l1 y- @